str = "day day up"
for i in range(len(str)):
    print(str[i],end=" ")

# list1 = []
# # list1[0] =1
# # list1[1] =2
# list1.append(3)
# list1.append(4)
# list1.append(5)
# print(list1)

list2 = [1,2,3]
for i in list2:
    print(i)
list2.insert(1,10)
print(list2)
list2.extend([11,12])
print(list2)
list2.sort(reverse=True) #默认升序 降序reverse
print('--------------')
print(list2)

list3= sorted(list2)
print(list2)
print(list3)
# del list3
print('+++++++++++++++++')
print(list3)

list4=[1,3,5,7,9]
#1-10
list5= [i for i in range(1,10) if i %2 !=0]
print(list5)

str = ('1111',)
print(type(str))
# list3=list();
# list3.append(1)
# list3.append(2)
# list3.append(3)
# print(list3)
#
#
# list4 = range(1,3)
# print(list4)